20079343 has 2 divisors, whose sum is σ = 20079344. Its totient is φ = 20079342.

The previous prime is 20079341. The next prime is 20079373. The reversal of 20079343 is 34397002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20079343 - 2¹ = 20079341 is a prime.

Together with 20079341, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20079341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10039671 + 10039672.

It is an arithmetic number, because the mean of its divisors is an integer number (10039672).

Almost surely, 2^20079343 is an apocalyptic number.

20079343 is a deficient number, since it is larger than the sum of its proper divisors (1).

20079343 is an equidigital number, since it uses as much as digits as its factorization.

20079343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 20079343 is about 4480.9979915193. The cubic root of 20079343 is about 271.8002380949.

The spelling of 20079343 in words is "twenty million, seventy-nine thousand, three hundred forty-three".